Erythricine
龍膽堿, 秦艽甲素
??? 情景例句
Like what?
什么？
When was the last time he wrote you ?
他給你寫最后一次是什么時候？
There's a talk on cancer that might be quite interesting, so perhaps I'll go to that.
有個關于癌癥的報告可能很有意思，也許我會聽聽。